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Contents
7
4.4.Wavecoupling......................................................124
4.4.1.Radiatedwaves..............................................124
Idealizedentitiesaselementaryradiators.....................124
Fieldprobes.................................................129
Antennas....................................................131
Reciprocitytheorem..........................................149
Unintentionalantennas.......................................150
4.4.2.Guidedwaves................................................152
5.Protectionfromdisturbances.......................................157
5.1.LFfiltering.........................................................157
Passivefilters.......................................................157
Activefilters.......................................................159
5.2.RFfiltering........................................................160
5.2.1.Overlyingtheusefulvoltagewithdisturbances...............160
5.2.2.Ingredientsoffilters..........................................162
5.3.Nonlinearsuppressors..............................................169
5.4.Shielding...........................................................173
5.4.1.Staticandquasi-staticfields..................................174
Metalshields.................................................174
Shieldingwithdiamagneticsandferromagnetics..............177
5.4.2.RFshieldinginthefarfieldzone.............................179
Feed-throughsandaperturesinRFshields...................188
5.4.3.Cableshielding...............................................189
5.5.Miscellaneous.......................................................193
5.5.1.Potentialbondingvs.galvanicseparation....................193
5.5.2.Cableshieldtermination.....................................195
5.5.3.Cablingwithimprovedelectromagneticcompatibility.........196
Twistedpair.................................................196
Ribboncable.................................................198
Cablelayout.................................................198
Bibliography.............................................................201
Listofabbreviations....................................................205
Index.....................................................................207
